16304820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{38821}}^1$

素因数の和:38840

約数の個数: 48

約数和(自身を含む): 52176768

約数和(自身を除く): 35871948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 38821, 77642, 116463, 155284, 194105, 232926, 271747, 388210, 465852, 543494, 582315, 776420, 815241, 1086988, 1164630, 1358735, 1630482, 2329260, 2717470, 3260964, 4076205, 5434940, 8152410, 16304820]

約数ペア:

[(1, 16304820), (2, 8152410), (3, 5434940), (4, 4076205), (5, 3260964), (6, 2717470), (7, 2329260), (10, 1630482), (12, 1358735), (14, 1164630), (15, 1086988), (20, 815241), (21, 776420), (28, 582315), (30, 543494), (35, 465852), (42, 388210), (60, 271747), (70, 232926), (84, 194105), (105, 155284), (140, 116463), (210, 77642), (420, 38821)]